Features1PRE INK: String is pre marked with hypoallergenic cosmetic grade pigment. Save yourself time and improbe eyebrow microblading efficiency 2ENHANCE ACCURACY: Compatible with any brow mapping tool. The preinked brow mapping string helps enhance accuracy of microblading such as eyes, eyeliner. 310M STRING LENGTH: Includes 10M of pre marked mapping thread, which positioned inside a sealed box. For eyebrow design, efficient, fast and easy to shape eyebrows. 4EASY TO USE: Suitable for use on all face shapes, flexible and convenient to help you easily mark symmetrical eyebrows of any shape. 5EXCELLENT MATERIAL: Made of polymer rot resistant silk thread, it is durable, disposable and safe for skin, which is easy to use and accurate marking.SpecificationItem Type: Microblading StringMaterial: Polymer rot resistant silk thread, inkProduct Size: Approx. 7.5 x 4.5 x 1.7cm / 3 x 1.8 x 0.7inColor: BlackPackage List1 x Microblading String (10M, Include Ink)